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Analog Electronics

Analog Electronics
Which of the following is trivalent impurity ?

 Boron
None of these
 Silicon
 Antimony

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Analog Electronics
The 741 C has a unity - gain frequency of

  1 MHz.
  15 MHz.
  20 Hz.
  10 Hz.

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Analog Electronics
A Schottky diode is a

 minority carrier device.
 both a majority and a minority carrier diode.
 fast recovery diode.
 majority carrier device.

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Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

None of these
 Forward biased
 Zero Bias
 Reversed biased

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Analog Electronics
When pn junction is reverse biased

 it offers a very high resistance
 the witdh of depletion layer increases
 a small current flows through it because of minority carriers
All of these

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Analog Electronics
Suppose the base resistor is open. The Q point will be

 off the load line.
 at the upper end of the load line.
 in the middle of the load line.
  at the lower end of the load line.

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